[xfs-masters] [Bug 916] xfs_log_force blocked

Tue Feb 28 00:19:57 CST 2012

http://oss.sgi.com/bugzilla/show_bug.cgi?id=916

--- Comment #2 from amethyst623 at 163.com  2012-02-28 00:19:55 CST ---
(In reply to comment #1)
> You device is throwing IO errors, so the filesystem shut down. Some times it
> takes a little while for the lower layers to detect an IO error (e.g. for IOs
> that are in flight at teh time of teh unplug), so the syscall that is in
> progress waiting for the IO to complete will block waiting for it. In any case,
> it's not a filesystem problem.

If we use syscall open with O_SYNC unset, under the same conditions, will
syscall write return immediately?

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